[Android WebView] Add a quirk to clobber initial scale in certain cases

Source/web/WebSettingsImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 39 matching lines @@
     : m_settings(settings)
     , m_showFPSCounter(false)
     , m_showPaintRects(false)
     , m_renderVSyncNotificationEnabled(false)
     , m_gestureTapHighlightEnabled(true)
     , m_autoZoomFocusedNodeToLegibleScale(false)
     , m_deferredImageDecodingEnabled(false)
     , m_doubleTapToZoomEnabled(false)
     , m_supportDeprecatedTargetDensityDPI(false)
     , m_viewportMetaLayoutSizeQuirk(false)
+    , m_clobberUserAgentInitialScaleQuirk(false)
     , m_pinchOverlayScrollbarThickness(0)
 {
     ASSERT(settings);
 }
 
 void WebSettingsImpl::setStandardFontFamily(const WebString& font, UScriptCode script)
 {
     m_settings->setStandardFontFamily(font, script);
 }
 
@@ skipping 135 matching lines @@
 void WebSettingsImpl::setIgnoreMainFrameOverflowHiddenQuirk(bool ignoreMainFrameOverflowHiddenQuirk)
 {
     m_settings->setIgnoreMainFrameOverflowHiddenQuirk(ignoreMainFrameOverflowHiddenQuirk);
 }
 
 void WebSettingsImpl::setReportScreenSizeInPhysicalPixelsQuirk(bool reportScreenSizeInPhysicalPixelsQuirk)
 {
     m_settings->setReportScreenSizeInPhysicalPixelsQuirk(reportScreenSizeInPhysicalPixelsQuirk);
 }
 
+void WebSettingsImpl::setClobberUserAgentInitialScaleQuirk(bool clobberUserAgentInitialScaleQuirk)
+{
+    m_clobberUserAgentInitialScaleQuirk = clobberUserAgentInitialScaleQuirk;
+}
+
 void WebSettingsImpl::setSupportsMultipleWindows(bool supportsMultipleWindows)
 {
     m_settings->setSupportsMultipleWindows(supportsMultipleWindows);
 }
 
 void WebSettingsImpl::setLoadsImagesAutomatically(bool loadsImagesAutomatically)
 {
     m_settings->setLoadsImagesAutomatically(loadsImagesAutomatically);
 }
 
@@ skipping 515 matching lines @@
 {
     m_settings->setPinchVirtualViewportEnabled(enabled);
 }
 
 void WebSettingsImpl::setUseSolidColorScrollbars(bool enabled)
 {
     m_settings->setUseSolidColorScrollbars(enabled);
 }
 
 } // namespace WebKit